#121573#121573

#121573 is a dark, vivid blue. Relative luminance 0.019; OKLCH L 28.2% C 0.154 H 269.8°. Best body text is #FFFFFF at 15.21:1 contrast (WCAG AA passes).

Color values

HEX	#121573
RGB	rgb(18, 21, 115)
HSL	hsl(238, 73%, 26%)
HSV	hsv(238, 84%, 45%)
CMYK	cmyk(84.3%, 81.7%, 0%, 54.9%)
CIE-LAB	lab(14.97, 34.61, -53.01)
CIE-LCH	lch(14.97, 63.31, 303.14°)
OKLab	oklab(28.18% -0.0005 -0.1535)
OKLCH	oklch(28.18% 0.154 269.8)
XYZ	xyz(3.6111, 1.9023, 16.3932)
Luminance	0.0190 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#121573 #737012

analogous

#124573 #121573 #3F1273

triadic

#121573 #731215 #157312

tetradic

#121573 #731245 #737012 #12733F

square

#121573 #731245 #737012 #12733F

split-complementary

#121573 #733F12 #457312

monochromatic

#04051A #0A0B3E #121573 #1A1FA8 #2329DD

Accessibility & contrast

On white

15.21

#121573 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.38

#121573 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #121573

15.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##121573	#FFFFFF	#000000	##FFFFFF
##121573	1.00	15.21	1.38	15.21
#FFFFFF	15.21	1.00	21.00	1.00
#000000	1.38	21.00	1.00	21.00
##FFFFFF	15.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A76

Deuteranopia (green-blind)

#002171

Tritanopia (blue-blind)

#003244

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #121573;
/* rgb */ color: rgb(18, 21, 115);
/* oklch */ color: oklch(28.2% 0.154 269.8);

Tailwind

colors: {
  custom: {
    50: '#65549c',
    500: '#121573',
    950: '#000000',
  },
}

SCSS

$custom: #121573;
$custom-light: #65549c;
$custom-dark: #000000;

JSON

{
  "hex": "#121573",
  "rgb": {
    "r": 18,
    "g": 21,
    "b": 115
  },
  "hsl": {
    "h": 238.144,
    "s": 72.932,
    "l": 26.078
  },
  "oklch": {
    "l": 0.28176,
    "c": 0.15353,
    "h": 269.8
  },
  "luminance": 0.01903
}

Semantic roles & 50–950 ramp

primary

#121573

secondary

#AAA637

accent

#EA38F0

background

#F6F4F9

surface

#EBE8F2

border

#C6C4CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #121573

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →